<script setup lang="ts">
import { ref } from 'vue'
import { mobileRuels, passwordRuels, codeRuels } from '@/utils/rules'
import { showSuccessToast, showToast } from 'vant'
import { loginByPassword, sendMobileCode, loginByCode } from '@/api/user'
import { useUserStore } from '@/stores'
import { useRouter, useRoute } from 'vue-router'
import type { FormInstance } from 'vant'
const form = ref<FormInstance>()
const store = useUserStore()
const router = useRouter()
const route = useRoute()
const mobile = ref('13230000001')
const password = ref('abc12345')
const code = ref('')
const agree = ref(true)
const show = ref(false)
const isPass = ref(true)
const login = async () => {
  if (!agree.value) return showToast('必须勾选用户协议')

  try {
    const res = isPass.value
      ? await loginByPassword(mobile.value, password.value)
      : await loginByCode(mobile.value, code.value)
    // 把用户信息存储到仓库中
    store.setUser(res.data)

    // 提示下
    showSuccessToast('登录成功~')

    // 跳转对应的页面（是否有redirect页，如果有则跳转到redirect，没有则跳转/user）
    router.push((route.query.redirect as string) || '/user')
  } catch (error) {
    console.log('---error---', error)
  }
}

const time = ref(0) // 时间
let timer: number // 定时器
const send = async () => {
  if (time.value > 0) return // 正在倒计时
  try {
    // 校验手机号
    await form.value?.validate(['mobile'])
    // 调用后台接口发送验证码
    const res = await sendMobileCode(mobile.value, 'login')
    showToast(res.data.code)
    // 倒计时
    time.value = 60
    clearInterval(timer)
    timer = window.setInterval(() => {
      time.value--
      if (time.value <= 0) clearInterval(timer)
    }, 1000)
  } catch (error) {}
}
</script>

<template>
  <div class="login-page">
    <cp-nav-bar right-text="注册" />
    <!-- 头部 -->
    <div class="login-head">
      <h3>{{ isPass ? '密码登录' : '短信验证码登录' }}</h3>
      <a href="javascript:;" @click="isPass = !isPass">
        <span> {{ isPass ? '短信验证码登录' : '密码登录' }}</span>
        <van-icon name="arrow"></van-icon>
      </a>
    </div>
    <!-- 表单 -->
    <van-form @submit="login" ref="form">
      <van-field
        v-model="mobile"
        name="mobile"
        type="tel"
        placeholder="请输入手机号"
        :rules="mobileRuels"
      />
      <van-field
        v-if="isPass"
        v-model="password"
        :type="`${show ? 'text' : 'password'}`"
        placeholder="请输入手机号"
        :rules="passwordRuels"
      >
        <template #right-icon>
          <cp-icon
            @click="show = !show"
            :name="`login-eye-${show ? 'on' : 'off'}`"
          />
        </template>
      </van-field>
      <van-field
        :rules="codeRuels"
        v-model="code"
        placeholder="请输入验证码"
        type="text"
        v-else
      >
        <template #button>
          <span class="btn-send" :class="{ active: time > 0 }" @click="send">{{
            time > 0 ? `${time}秒后重试` : '发送验证码'
          }}</span>
        </template>
      </van-field>
      <div class="cp-cell">
        <van-checkbox v-model="agree">
          <span>我已同意</span>
          <a href="javascript:;">用户协议</a>
          <span>及</span>
          <a href="javascript:;">隐私条款</a>
        </van-checkbox>
      </div>
      <div class="cp-cell">
        <van-button block round type="primary" native-type="submit"
          >登 录</van-button
        >
      </div>
      <div class="cp-cell">
        <a href="javascript:;">忘记密码？</a>
      </div>
    </van-form>
    <!-- 底部 -->
    <div class="login-other">
      <van-divider>第三方登录</van-divider>
      <div class="icon">
        <img src="@/assets/qq.svg" alt="" />
      </div>
    </div>
  </div>
</template>

<style lang="scss" scoped>
.login {
  &-page {
    padding-top: 46px;
  }
  &-head {
    display: flex;
    padding: 30px 30px 50px;
    justify-content: space-between;
    align-items: flex-end;
    line-height: 1;
    h3 {
      font-weight: normal;
      font-size: 24px;
    }
    a {
      font-size: 15px;
    }
  }
  &-other {
    margin-top: 60px;
    padding: 0 30px;
    .icon {
      display: flex;
      justify-content: center;
      img {
        width: 36px;
        height: 36px;
        padding: 4px;
      }
    }
  }
}
.van-form {
  padding: 0 14px;
  .cp-cell {
    height: 52px;
    line-height: 24px;
    padding: 14px 16px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    .van-checkbox {
      a {
        color: var(--cp-primary);
        padding: 0 5px;
      }
    }
  }
  .btn-send {
    color: var(--cp-primary);
    &.active {
      color: rgba(22, 194, 163, 0.5);
    }
  }
}
</style>
